FOPH, The compulsory health insurance in Switzerland, 2016-01, p. 4 ([Internet, 2016-06-23](http://www.bag.admin.ch/themen/krankenversicherung/00263/00264/index.html?lang=en&download=NHzLpZeg7t,lnp6I0NTU042l2Z6ln1ad1IZn4Z2qZpnO2Yuq2Z6gpJCLe3x9fWym162epYbg2c_JjKbNoKSn6A--))